Support bracket



FIG. 1 is a top plan view of a support bracket showing my new design;

FIG. 2 is a first end view thereof;

FIG. 3 is a second end view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is an isometric view thereof. 

The ornamental design for a support bracket, as shown and described. 